With a ready-to-use pH of 10.6 and superior effectiveness on heavily soiled carpets, Fission with SST stands out among traffic lane cleaners. The products unique array of surfactants and solvents enable it to clean as effectively as aggressive cleaners without the risks associated with harsher alkalinity. SST stands for soil separation technology, referring to the products unique ability to detach even tightly-bound particulates from carpet piling and suspend it for removal. This effect also enables Fission to dissolve greasy, oily soils and to remove particulate soils such as pet hair from carpets. Aggressive cleaning without harsh pH. Unique ability to detach particulate soils from fibers. Even helps remove pet hair. Deep cleaning even in the heaviest traffic areas and toughest soils.